i have a 88 Cadillac Sedan/devile and there is a squeaking noise on 1990 Cadillac DeVille

it is coming from the back passenger tire i had my brakes changed and the noise is still there gets a lil louder when acelerating any help is appriciated thanks

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1 answer 1 comment
could be a bent backing plate or even a bad wheel berring.
thank you very much, can the backing place be replaced? or do i have to get a whole new part?